HERPETOLOGY OF LOWER CALIFORNIA. 



99 



mon on the deserts of the southwestern United States, 

 and of Sonora. 



List of specimens of Callisavrus ventralis. 



Cal. Acad. 



Sci. No. 



Locality. 



Date. 



Collector. 



624 

 to 

 627 



Ei Llano de Santano, L. C. 



April, 1889. 



W. E. Bryant. 



628 



San Ignacio, L. C. 



" 



" 



629 



" 



" 



" 



675 



Santa Margarita Island. 



Mar. 5, 1889 



" 



Sauromalus hispidus Stejn. 



Sauromalus ater. 



1877, Streets, Bull. U. S. Nat. Mns., No. 7, p. 36. 

 ?1883, Yarrow, Bull. U. S. Nat. Mus., No. 24, p. 51. 

 (1887, Cope, Bull. U. S. Nat. Mus., No. 32, p. 35.) 

 ?1887, Belding, West Am. Scientist, iii, 24, pp. 96, 97. 

 (1890, Townseud, Proc. U. S. Nat. Mus., p. 144.) 

 Sauromalus hispidus. 



1891, Stejueger, Proc. U. S. Nat. Mus., p. 409. 

 (1893, Stejneger, N. A. Fauna, No. 7, p. 174.) 



This species has been found only on Angel de la Guardia 

 Island, Gulf of California. Mr. Belding secured a Sau- 

 romalus on Espiritu Santo Island, but it is not known to 

 what species it belongs. 

 Uta thalassina Cope. 



Uta thalassina. 



1863, Cope, Proc. Ac. Nat. Sci. Phila., p. 104. 

 (1864, Cope, Proc. Ac. Nat. Sci. Phila., p. 177.) 

 (1866, Cope, Proc. Ac. Nat. Sci. Phila., p. 312.) 

 (1875, Cope, Bull. U. S. Nat. Mus., No. 1, pp. 48, 93.) 

 1883, Yarrow, Bull. U. S. Nat. Mus., No. 24, p. 54. 

 (1884, S. Garman, Bull. Essex Inst., xvi, 1, p. 16.) 

 (1887, Cope, Bull. U. S. Nat. Mus., No. 32, p. 35.) 

 1887, Belding, West Am. Scientist, iii, 24, pp. 96, 98. 

 1894, Stejneger, Proc. U. S. Nat. Mus., pp. 589, 591. 



Petrosaurus thalassinus. 



1885, Bouleuger, Cat. Lizards Brit. Mus., ii, p. 205. 



